8" 90 Degree Flat Oval Elbow Flat Oval- Vertical Elbow Transition + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 16" OR 16" X 18" duct opening (measured at the opening)

Actual Front End Outer Dimensions Are 4

+ Product Details Size – 10"w X 14"h is the size for the duct opening measurement only

or hang it over your workbench to keep tools accessible while freeing up your hands

Adjustable Elbows: Need flexibility in your ductwork

8" 90 Degree Flat Oval Elbow Flat Oval- Vertical Elbow Transition + Product Details Perfect Fit+ Product Details Size & Compatibility 8" 90 Degree Flat Oval Elbow is compatible with duct 8" Superior Quality Made in the USA. Our galvanized duct end boot is made of high quality galvanized sheet metal with crimped ends (snap lock design) for easy fitting and secure connection Applications The vertical transition duct 90 degree elbows are used for changing the vertical direction of the rectangular duct. They are fitting to use when needing to make